20122546560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{126271}}^1$

素因数の和:126376

約数の個数: 128

約数和(自身を含む): 64913909760

約数和(自身を除く): 44791363200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 320, 332, 384, 415, 480, 498, 640, 664, 830, 960, 996, 1245, 1328, 1660, 1920, 1992, 2490, 2656, 3320, 3984, 4980, 5312, 6640, 7968, 9960, 10624, 13280, 15936, 19920, 26560, 31872, 39840, 53120, 79680, 126271, 159360, 252542, 378813, 505084, 631355, 757626, 1010168, 1262710, 1515252, 1894065, 2020336, 2525420, 3030504, 3788130, 4040672, 5050840, 6061008, 7576260, 8081344, 10101680, 10480493, 12122016, 15152520, 16162688, 20203360, 20960986, 24244032, 30305040, 31441479, 40406720, 41921972, 48488064, 52402465, 60610080, 62882958, 80813440, 83843944, 104804930, 121220160, 125765916, 157207395, 167687888, 209609860, 242440320, 251531832, 314414790, 335375776, 419219720, 503063664, 628829580, 670751552, 838439440, 1006127328, 1257659160, 1341503104, 1676878880, 2012254656, 2515318320, 3353757760, 4024509312, 5030636640, 6707515520, 10061273280, 20122546560]

約数ペア:

[(1, 20122546560), (2, 10061273280), (3, 6707515520), (4, 5030636640), (5, 4024509312), (6, 3353757760), (8, 2515318320), (10, 2012254656), (12, 1676878880), (15, 1341503104), (16, 1257659160), (20, 1006127328), (24, 838439440), (30, 670751552), (32, 628829580), (40, 503063664), (48, 419219720), (60, 335375776), (64, 314414790), (80, 251531832), (83, 242440320), (96, 209609860), (120, 167687888), (128, 157207395), (160, 125765916), (166, 121220160), (192, 104804930), (240, 83843944), (249, 80813440), (320, 62882958), (332, 60610080), (384, 52402465), (415, 48488064), (480, 41921972), (498, 40406720), (640, 31441479), (664, 30305040), (830, 24244032), (960, 20960986), (996, 20203360), (1245, 16162688), (1328, 15152520), (1660, 12122016), (1920, 10480493), (1992, 10101680), (2490, 8081344), (2656, 7576260), (3320, 6061008), (3984, 5050840), (4980, 4040672), (5312, 3788130), (6640, 3030504), (7968, 2525420), (9960, 2020336), (10624, 1894065), (13280, 1515252), (15936, 1262710), (19920, 1010168), (26560, 757626), (31872, 631355), (39840, 505084), (53120, 378813), (79680, 252542), (126271, 159360)]